UK BBC and commercial radio stations containing hits radio in the name:
Greatest Hits Radio (Berkshire & North Hampshire) [GBH]
Greatest Hits Radio (Birmingham & the West Midlands) [GWM]
Greatest Hits Radio (Black Country & Shropshire) [GBS]
Greatest Hits Radio (Bristol, Bath & the West) [GBB]
Greatest Hits Radio (Bucks, Beds & Herts) [GHB]
Greatest Hits Radio (Cambridgeshire) [GCG]
Greatest Hits Radio (Cornwall) [GCN]
Greatest Hits Radio (Coventry & Warwickshire) [GCW]
Greatest Hits Radio (Cumbria & South West Scotland) [GCM]
Greatest Hits Radio (Devon) [GDV]
Greatest Hits Radio (Dorset) (Bournemouth & Poole) [GBP]
Greatest Hits Radio (Dorset) (North & West Dorset) [GDS]
Greatest Hits Radio (East Midlands) [GEM]
Greatest Hits Radio (East Yorkshire & Northern Lincolnshire) [GHM]
Greatest Hits Radio (Essex) [GES]
Greatest Hits Radio (Gloucestershire) [GGT]
Greatest Hits Radio (Harrogate & the Yorkshire Dales) [GHD]
Greatest Hits Radio (Herefordshire & Worcestershire) [GHW]
Greatest Hits Radio (Ipswich & Suffolk) [GSF]
Greatest Hits Radio (Kent) [GKT]
Greatest Hits Radio (Lancashire) [GLA]
Greatest Hits Radio (Lincolnshire) [GLC]
Greatest Hits Radio (Liverpool & the North West) [GMS]
Greatest Hits Radio (London) [GLN]
Greatest Hits Radio (Manchester & the North West) [GMC]
Greatest Hits Radio (Norfolk & North Suffolk) [GNF]
Greatest Hits Radio (North East) (Teesside) [GTS]
Greatest Hits Radio (North East) (Tyne & Wear) [GTW]
Greatest Hits Radio (North Wales) [GNW]
Greatest Hits Radio (Northamptonshire) [GNH]
Greatest Hits Radio (Northern Ireland) [GNI]
Greatest Hits Radio (Oxfordshire) [GOX]
Greatest Hits Radio (Peterborough, Stamford & Rutland) [GSR]
Greatest Hits Radio (Plymouth) [GPM]
Greatest Hits Radio (Salisbury) [GSB]
Greatest Hits Radio (Scotland) (Ayrshire) [GAY]
Greatest Hits Radio (Scotland) (Dumfries & Galloway) [GDG]
Greatest Hits Radio (Scotland) (Edinburgh, the Lothians, Fife & Falkirk) [GED]
Greatest Hits Radio (Scotland) (Glasgow & the West) [GGL]
Greatest Hits Radio (Scotland) (North East Scotland) [GAB]
Greatest Hits Radio (Scotland) (The North of Scotland) [GNS]
Greatest Hits Radio (Scotland) (Scottish Borders & North Northumberland) [GBD]
Greatest Hits Radio (Scotland) (Tayside & Fife) [GTY]
Greatest Hits Radio (Somerset) [GSS]
Greatest Hits Radio (South Coast) [GHS]
Greatest Hits Radio (South Wales) [GSW]
Greatest Hits Radio (South Yorkshire & North Derbyshire) (High Peak & Hope Valley) [GHP]
Greatest Hits Radio (South Yorkshire & North Derbyshire) (North East Derbyshire) [GND]
Greatest Hits Radio (South Yorkshire & North Derbyshire) (South Yorkshire) [GSY]
Greatest Hits Radio (Staffordshire & Cheshire) [GST]
Greatest Hits Radio (Surrey & East Hampshire) [GSH]
Greatest Hits Radio (Sussex) [GSX]
Greatest Hits Radio (Swindon) [GSN]
Greatest Hits Radio (West Norfolk) [GWN]
Greatest Hits Radio (West Yorkshire) [GWY]
Greatest Hits Radio (Wiltshire) [GWT]
Greatest Hits Radio (York & North Yorkshire) [GYK]
Greatest Hits Radio (Yorkshire Coast) [GYC]
Greatest Hits Radio 60s [G60]
Greatest Hits Radio 70s [G70]
Greatest Hits Radio 80s [G80]
Hits Radio (Ayrshire) [HAY]
Hits Radio (Berkshire & North Hampshire) [HBN]
Hits Radio (Birmingham) [HBH]
Hits Radio (Black Country & Shropshire) [HBS]
Hits Radio (Bucks, Beds & Herts) [HHB]
Hits Radio (Cambridgeshire) [HCB]
Hits Radio (Cornwall) [HCO]
Hits Radio (County Durham, Northumberland and Tyne & Wear) [HNE]
Hits Radio (Coventry & Warwickshire) [HCW]
Hits Radio (Cumbria & South West Scotland) [HCM]
Hits Radio (Devon) [HDV]
Hits Radio (Dorset) [HBP]
Hits Radio (East Midlands) [HEM]
Hits Radio (East Yorkshire) [HHM]
Hits Radio (Edinburgh) [HED]
Hits Radio (Essex) [HES]
Hits Radio (Glasgow) [HGL]
Hits Radio (Gloucestershire) [HGS]
Hits Radio (Herefordshire & Worcestershire) [HHW]
Hits Radio (Kent) [HKN]
Hits Radio (Lancashire) [HLA]
Hits Radio (Lincolnshire & Newark) [HLI]
Hits Radio (Liverpool) [HMS]
Hits Radio (London) [HLD]
Hits Radio (Manchester) [HMC]
Hits Radio (Norfolk) [HNO]
Hits Radio (North East Scotland) [HAB]
Hits Radio (The North of Scotland) [HNS]
Hits Radio (North Wales) [HAG]
Hits Radio (North Yorkshire) [HNY]
Hits Radio (Northamptonshire) [HNN]
Hits Radio (Northern Ireland) [HNI]
Hits Radio (Oxfordshire) [HOF]
Hits Radio (Peterborough) [HPT]
Hits Radio (South Coast) [HSO]
Hits Radio (South Wales) [HWL]
Hits Radio (South Yorkshire) [HSY]
Hits Radio (Staffordshire & Cheshire) [HST]
Hits Radio (Suffolk) [HSK]
Hits Radio (Surrey) [HSR]
Hits Radio (Sussex) [HSU]
Hits Radio (Swindon) [HSN]
Hits Radio (Tayside & Fife) [HTY]
Hits Radio (Teesside) [HTE]
Hits Radio (UK) (CEASED) [HIT]
Hits Radio (West of England) [HWE]
Hits Radio (West Yorkshire) [HWY]
Hits Radio 90s [HT9]
Hits Radio 00s [HT0]
Hits Radio Chilled [HCL]
Hits Radio Pride [HPD]

Irish RTÉ and commercial radio stations containing hits radio in the name:
Classic Hits Radio [CLH]